Home / 418,011.24-576,891.10-236,755.42

Finding the Fourth Proportional to 418,011.24, 576,891.10 and 236,755.42

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Solution

The fourth proportional to 418,011.24, 576,891.10 and 236,755.42 is: 326,742.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,011.24 : 576,891.10 = 236,755.42 : x
  2. Step 2: Convert to fraction form
    418,011.24/576,891.10 = 236,755.42/x
  3. Step 3: Cross multiply
    418,011.24x = 576,891.10 × 236,755.42
  4. Step 4: Simplify right side
    418,011.24x = 136,582,094,674.76
  5. Step 5: Solve for x
    x = 136,582,094,674.76/418,011.24
  6. Step 6: Final answer
    x = 326,742.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.